A collection of public domain, i.e. free, music recordings and sheet music, mostly classical music.
Collection of various free recordings of piano-based pieces. Also mostly classical, e.g. piano sonatas and chamber pieces such as trios, quartets, quintets. Some other genres, e.g. Scott Joplin pieces.
Isabella Stewart Gardner Museum
Collection of free chamber music selections from various composers played at the Museum's concerts.
Links to classical music organized by composer, genre or even instrumentation (choral, orchestral, winds, organ and more).
YouTube also has numerous postings of music from all genres including soundtracks. You will also find compilations of various genres of music there - everything from epic/inspiring to calming/relaxing. Many of the compilations are one to several hours long!
Classical FM 96.3 (Toronto, Canada)
Radio station playing classical music 24/7. Link to YouTube video feed of studio is on homepage. Check out the 'What Was That Piece?' page for song history.
Online, web-based music streams and a free, daily download.
Zoomer Radio (AM740 Toronto, Canada)
Classic pop hits. YouTube video feed of studio on homepage and link to song history.
WDCX (Christian Radio Station, Buffalo, NY, USA)
Inspire Digital (online Christian radio from Australia)
(Web catalog of live-streaming radio stations as well as some TV stations and streams of scanners tuned to Emergency, Fire or Police channels.)